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During 1899, Germany scientists Elster and Geitel discovered the particle in the air did carry with electrical, and this kind of particle was called the "Air ion".

在1899年，Elster和Geitel这两位德国科学家首次发现空气中含有带电的粒子，此粒子后来被称为「空气离子」。

It is interesting that great differences have been discovered for the external surface design techniques of the four kind of insect elytra.

有趣的是，四种鞘翅的表面设计，则呈现了较大的差异性。

Soon after the loss was discovered a warrant was sworn out for the embezzler's arrest.

在银行开始营业后不久，就发生了赔款支付的延期偿付。

Soon after the loss was discovered a warrant was sworn out for the embezzler s arrest .

一发现亏损，就立即提出指控而获得了逮捕令逮捕那用公款的人。

He has been engaged in emissary activity before he was discovered .

在被发现以前他一直从事间谍活动。

He had been engaged in emissary activity before he was discovered.

在被发现以前他一直从事间谍活动。

He had been engaged in emissary activities before he was discovered.

在被发现以前他一直从事间谍活动。

One day, his sons Weechee and Willy discovered a pair of human children stranded on Endor.

一天，他的儿子威奇和威利发现了被困在恩多的两个人类小孩。

In this reaction a lag period was discovered which may be resulted from isomerism of enol and ketone.

结果表明，2-羟基吡啶、4-羟基吡啶不能被酪氨酸酶氧化，也不是酪氨酸酶的抑制剂。

A novel rearrangement reaction of enol ester epoxide upon treatment of methoxide was first discovered, which could generate two key essential functions for ring cyclization, C5-OH and 7, 11-double bond in one step.

烯醇酯环氧化物在甲醇钠处理下一步反应派生出两个关环所需的重要官能团：C5-OH和7，11-双键；2。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。